Classic Burger with Caramelised Onions

Classic Burger with Caramelised Onions

The best way to improve any burger is to add caramelized onions to give a sweet and rich flavour. Don't take our word for it, this recipe makes it easy to try it for yourself!

Categories: Meat

Serves: 4-6 Preparation time: 20



  • 1 medium onion, finely chopped
  • 2 tbsp Filippo Berio Classico Olive Oil
  • 700g minced beef
  • 1 tbsp Worcestershire sauce
  • Salt and pepper

Caramelised Onions

  • 450g onions, thinly sliced
  • 4 tbsp Filippo Berio Classico Olive Oil
  • 1 tbsp sugar
  • Hamburger buns to serve


  1. Cook the chopped onion in 1 tbsp Filippo Berio Classico Olive Oil gently until softened, cool then mix into the minced beef with the Worcestershire sauce and season.
  2. Form into 4-6 equal-sized burgers, then cover and chill for 30 minutes.
  3. Heat 4 tbsp oil in a heavy frying pan, add the onions and cook on a low heat for 10-15 minutes until soft. Add the sugar and cook until onions are deep golden, keep warm.
  4. Brush the burgers with the remaining oil, cook on barbecue for 10-12 minutes, turn once during cooking.
  5. Serve in lightly toasted hamburger buns with the caramelised onions and a crunchy side salad.

Cooks tips

Variations: Add 1 tbsp of sweet chili sauce, or 3 tbsp of barbecue sauce to the minced beef mixture. For an Italian flavour add 2 cloves of crushed garlic and 1 tbsp of sun-dried tomato paste or pesto sauce.

Cook with:

Classico Olive Oil

This versatile all-purpose Olive Oil is excellent for sautéing, grilling and roasting or as a base for sauces. It's ideal with everything from meat and poultry to your favourite vegetables.

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